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Showing 1 to 16 of 16 for “"Superparamagnetic nanoparticles"”.
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Application of superparamagnetic nanoparticle-based heating for non-abrasive removal of wax deposits from subsea oil pipelines
… limitations. In our work, an application to use superparamagnetic nanoparticle-based heating for flow assurance, in the form of a magnetic nanopaint is presented. Superparamagnetic nanoparticle-based heating has been extensively researched in the biomedical industry for cancer treatment by …
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Computational study of self-assembly in block copolymer/superparamagnetic nanoparticle composites under external magnetic fields
… study investigates the self-assembly of superparamagnetic nanoparticles and block copolymers under external magnetic fields. A variety of morphological transitions are observed based on the field orientation, nanoparticle loading, and selectivity of the nanoparticles for the blocks. For …
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Controlled synthesis of magnetic particles
… it enables us to control and recover magnetic nanoparticles during and after chemical processing. Superparamagnetic particles have an oriented magnetic moment under a magnetic field but lose this behavior in the absence of a field. Ferromagnetic materials can be superparamagnetic when they …
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Comportamento térmico em regime não-adiabático de nanopartículas superparamagnéticas sob ação de um campo magnético oscilante
… phenomena of raising the temperature of magnetic nanoparticles under an alternating magnetic field, known as magnetic hyperthermia, is an outstanding field, which gives rise to challenges in the context of fundamental physics and providing new roads to applications, such as in the cancer treatment …
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Design, Synthesis, and Characterization of Magnetite Clusters using a Multi Inlet Vortex Mixer
Superparamagnetic nanoparticles have potential applications in targeted drug delivery and as magnetic resonance imaging contrast agents. Magnetite clusters are of particular interest for these applications because they provide higher magnetic flux (under a magnetic field) than individual magnetite …
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Thermo-activated drug release.
… out: (1) Determine the thermal response of superparamagnetic nanoparticles (SPNs) to alternating magnetic fields, (2) Evaluate the release of solute from temperature sensitive aerosol particles, (3) Assess magnetic-activated release of drug from a lipid matrix, and (4) Study the feasibility …
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Effects of Magnetically Induced Micro-mixing on Nanofiltration Performance
… (NF) membranes functionalized with superparamagnetic nanoparticles (SPNs) attached to the chain ends of grafted polymer nanolayers have been shown to be effective in breaking concentration polarization at the membrane-liquid interface under an appropriate external oscillating …
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Composite Nanoparticle Materials for Electromagnetics
… into a polymer or elastomer matrix material. Nanoparticles such as Carbon Nanosphere Chains, Carbon Nano Fibers and Superparamagnetic Iron Oxide nanoparticles were used to fabricate the cores. Superparamagnetic iron oxide nanoparticles were selected as the best among the available materials to …
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Multi-channel tag based on fluid-suspended magnetic microparticles
… for example MRAM and hard discs, and the use of superparamagnetic nanoparticles in biological applications by using mechanical actuation. However, little has been done to bridge the gap between these two areas and bring to reality the possibility of carrying data in a liquid of magnetic …
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NMR Applications in Soft Materials Science: Correlation of Structure, Dynamics, and Transport
… quantify diffusivity of paramagnetic and superparamagnetic nanoparticles in bulk biological media. Our results agree closely with those obtained from fluorescence techniques, yet the capability of our approach allows the analysis of actual nanoparticles diffusion through biogels on mm to …
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Self-assembly of anisotropic nanostructures and interferometric spectroscopy
… we demonstrate a simple method for assembling superparamagnetic nanoparticles (SPIONs) into structure-controlled 1D chains in a rotating magnetic field. The length of the SPION chains can be well described by an exponential distribution, as is also seen in SPION chains in a static field. In …
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Template-Controlled Synthesis of Magnetic/Semiconducting Nanoparticles within Amphiphilic Core-Shell Cylindrical Polymer Brushes
… templates for the synthesis of inorganic nanoparticles, because the carboxylic acid groups (or carboxylate groups, after neutralization) in the polymer core can coordinate with various metal ions. The hydrophilic core of polymer brushes, poly(acrylic acid), was neutralized by NaOH and …
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Innovating surgery for oral squamous cell carcinoma with targeted fluorescent and magnetic tracers
… molecular imaging, and FerroTrace, a superparamagnetic iron oxide nanoparticle (SPION) that has been engineered with mannose end targets for macrophage-specific binding to aid SLNB.
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Development of Optimal Electromagnetic Resonance Rewarming Technology for Cryopreservation
… resonance system and enhancement by adding superparamagnetic nanoparticles. First, the effectiveness of vitrification of bulk biological material is mainly dominated by the composition and concentration of the vitrification solutions. To avoid devitrification or fractures which relies upon …
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Development of Novel Therapeutic Strategies for Pancreatic Cancer Treatment
… challenge of TRAIL. We have engineered unique superparamagnetic nanoparticles (MNPs) for co-delivering miR-145 and plasmid TRAIL for improving TRAIL response in PanCa model. MNP-miR-145-TRAIL nanoparticles were codelivered miR-145 and TRAIL to PanCa cells, which resulted in simultaneous …
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Synthesis of Silicone Magnetic Fluids for Use in Eye Surgery
Stable suspensions of superparamagnetic cobalt nanoparticles have been prepared in poly(dimethysiloxane) (PDMS) carrier fluids in the presence of poly[dimethylsiloxane-b-(3-cyanopropyl)methylsiloxane-b-dimethylsiloxane] (PDMS-PCPMS-PDMS) triblock copolymers as steric stabilizers. A series of the …